Pronunciation of the simple past -ed
There are three ways to pronounce the final -ed of regular verbs in the simple past.
verbs
Could have vs Could of
The phrase could have refers to something that was possible but did not occur in the past. In informal speech, it is contracted to could've, not could of.
Contractions with the verb DO
The simple present and simple past of the auxiliary verb DO are frequently contracted with the negative adverb not.
Simple past of regular verbs
The simple past is formed by adding -ed to the base form of the verb (the infinitive without to).
Affect vs Effect
The English words affect and effect are often confused even by native speakers - don't let their mistakes affect your English.
Present progressive
The present progressive, also called the present continuous, is formed with the verb BE conjugated in the simple present followed by a present participle.
Negation and the verb DO
This lesson explains one of the very important roles of the verb DO: the formation of negative phrases.
Modal verbs (part 2)
This lesson explains the meaning of each modal verb and provides example sentences.
Modal verbs
This lesson explains the grammar of modal verbs and where they are placed in a sentence or question.
Past perfect progressive
The past perfect progressive, also called the pluperfect progressive is a compound verb form. It requires three verbs: had + been + verb+ing.
Present participle
In English, the present participle of a verb has several functions.
Contractions with the verb BE
The simple present of the verb BE can be contracted in two ways: with a subject pronoun or with the negative adverb not
Introduction to verbs
Verbs are the words in a sentence that indicate an action, a state of being, or possession.
Verb DO
The verb DO plays an enormous role in the English language. It is the most important verb after BE.
Questions and the verb DO
The verb DO plays an essential role when asking questions.